Question

The perimeter of a square park is 72 m, then the area of the square is
(1) 144 sq m (2) 2376 sq m (3) 1296 sq m (4) 324 sq m

Answer 1

Dear Student,

$$\begin{gathered} Letthesideofthesquarebeam. \\ Then,perimeterofsquare=4am \\ \Rightarrow 72=4a \\ \Rightarrow a=\frac{72}{4}=18m \\ Thus,areaofsquare=a^2{m}^2=\left(18\times 18\right)m^2=324m^2 \end{gathered}$$